positive feedback triggers the anterior pituitary to release more FSH and LH. more FSH and LH cause the ovary to produce more estrogen. the ensuing LH surge is responsible for ovulation.
Winston-Salem Average Weather. 1  The highest monthly average temperature in Winston-Salem for August is 78 degrees. 2  The lowest monthly average temperature in Winston-Salem for January is 42 degrees.  The most monthly precipitation in Winston-Salem occurs in June with 4.4 inches.
Winters are mild and wet, with highs generally in the range of 47-53Â°F and with lows around or just below freezing, although an occasional 60Â°F warmer winter day is not uncommon. Lows may also fall into the 15-20Â° range occasionally. Raleigh receives an average six inches of snow in winter. Freezing rain and sleet also occur most winters, and occasionally the area experiences a ice storm.